diff --git a/.changeset/yellow-socks-rule.md b/.changeset/yellow-socks-rule.md
new file mode 100644
index 0000000..c351085
--- /dev/null
+++ b/.changeset/yellow-socks-rule.md
@@ -0,0 +1,5 @@
+---
+"@fileverse/heartbit-core": minor
+---
+
+Updated Interfaces
diff --git a/packages/heartbit-core/README.md b/packages/heartbit-core/README.md
index 939388d..00e4447 100644
--- a/packages/heartbit-core/README.md
+++ b/packages/heartbit-core/README.md
@@ -61,10 +61,10 @@ async function main() {
   const totalSupply = await coreSDK.getTotalHeartBitCountByHash({ hash });
 
   // Get Total Mints By User
-  const address = "0x...ethaddress";
+  const account = "0x...ethaddress";
   const mintsByUser = await coreSDK.getHeartBitByUser({
     hash,
-    address,
+    account,
   });
 }
 ```
@@ -81,7 +81,7 @@ async function main() {
   const endTime = 1706898251;
   const hash = "ipfs://cid"; // unique identifier for token. eg ipfs://somecid
   const apiKey = "hello";
-  const address = "0x...ethaddress";
+  const account = "0x...ethaddress";
 
   // Mint HeartBit
 
@@ -89,7 +89,7 @@ async function main() {
     startTime,
     endTime,
     hash,
-    account: address,
+    account,
     apiKey,
   });
 
@@ -100,7 +100,7 @@ async function main() {
   // Get Total Mints By User
   const mintsByUser = await coreSDK.getHeartBitByUser({
     hash,
-    address,
+    account,
   });
 }
 ```
@@ -121,7 +121,7 @@ interface TotalHeartBitCountArgs {
 
 interface HeartBitCountByUserArgs {
   hash: string; // unique identifier for token. eg ipfs://somecid
-  address: string; // ethereum wallet address
+  account: string; // ethereum wallet address
 }
 
 interface MintHeartBitArgs {
diff --git a/packages/heartbit-core/src/index.ts b/packages/heartbit-core/src/index.ts
index c2f427d..91a292d 100644
--- a/packages/heartbit-core/src/index.ts
+++ b/packages/heartbit-core/src/index.ts
@@ -84,10 +84,10 @@ export class HeartBitCore {
   }
 
   async getHeartBitByUser(opts: HeartBitCountByUserArgs): Promise<number> {
-    const { address, hash } = opts;
+    const { account, hash } = opts;
     const tokenId = await this.getHeartbitHashTokenMap(hash);
 
-    const balance = await this.#contract.balanceOf?.(address, tokenId);
+    const balance = await this.#contract.balanceOf?.(account, tokenId);
     return parseInt(balance);
   }
 }
diff --git a/packages/heartbit-core/src/types/index.ts b/packages/heartbit-core/src/types/index.ts
index 5b57634..30d93ce 100644
--- a/packages/heartbit-core/src/types/index.ts
+++ b/packages/heartbit-core/src/types/index.ts
@@ -33,7 +33,7 @@ export interface TotalHeartBitCountArgs {
 
 export interface HeartBitCountByUserArgs {
   hash: string;
-  address: string;
+  account: string;
 }
 
 export interface HeartBitCoreOptions {